here the info from 13.04 http://www.alsa-project.org/db/?f=c70bff7cbf3bed460faa334f8e988a85cd92fc94 xrandr --verbose Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 32767 x 32767 eDP1 connected 1920x1080+0+0 (0x47) normal (normal left inverted right x axis y axis) 345mm x 194mm Identifier: 0x42 Timestamp: 3262720 Subpixel: unknown Gamma: 1.0:1.0:1.0 Brightness: 1.0 Clones: CRTC: 0 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: EDID: 00ffffffffffff0030e4230300000000 00160104952313780a25b5a159599d27 1c505400000001010101010101010101 010101010101e83580a8703816402024 550059c2100000180000000000000000 00000000000000000000000000fe004c 4720446973706c61790a2020000000fe 004c503135365746342d535042310069 BACKLIGHT: 40 (0x00000028) range: (0,100) Backlight: 40 (0x00000028) range: (0,100) scaling mode: Full aspect supported: None Full Center Full aspect Broadcast RGB: Full supported: Full Limited 16:2 audio: auto supported: force-dvi off auto on 1920x1080 (0x47) 138.0MHz -HSync -VSync *current +preferred h: width 1920 start 1952 end 1988 total 2088 skew 0 clock 66.1KHz v: height 1080 start 1085 end 1090 total 1102 clock 60.0Hz 1920x1080 (0x48) 138.5MHz +HSync -VSync h: width 1920 start 1968 end 2000 total 2080 skew 0 clock 66.6KHz v: height 1080 start 1083 end 1088 total 1111 clock 59.9Hz 1680x1050 (0x49) 146.2MHz -HSync +VSync h: width 1680 start 1784 end 1960 total 2240 skew 0 clock 65.3KHz v: height 1050 start 1053 end 1059 total 1089 clock 60.0Hz 1680x1050 (0x4a) 119.0MHz +HSync -VSync h: width 1680 start 1728 end 1760 total 1840 skew 0 clock 64.7KHz v: height 1050 start 1053 end 1059 total 1080 clock 59.9Hz 1600x1024 (0x4b) 103.1MHz +HSync +VSync h: width 1600 start 1600 end 1656 total 1664 skew 0 clock 62.0KHz v: height 1024 start 1024 end 1029 total 1030 clock 60.2Hz 1400x1050 (0x4c) 122.0MHz +HSync +VSync h: width 1400 start 1488 end 1640 total 1880 skew 0 clock 64.9KHz v: height 1050 start 1052 end 1064 total 1082 clock 60.0Hz 1280x1024 (0x4d) 108.0MHz +HSync +VSync h: width 1280 start 1328 end 1440 total 1688 skew 0 clock 64.0KHz v: height 1024 start 1025 end 1028 total 1066 clock 60.0Hz 1440x900 (0x4e) 106.5MHz -HSync +VSync h: width 1440 start 1520 end 1672 total 1904 skew 0 clock 55.9KHz v: height 900 start 903 end 909 total 934 clock 59.9Hz 1280x960 (0x4f) 108.0MHz +HSync +VSync h: width 1280 start 1376 end 1488 total 1800 skew 0 clock 60.0KHz v: height 960 start 961 end 964 total 1000 clock 60.0Hz 1360x768 (0x50) 84.8MHz -HSync +VSync h: width 1360 start 1432 end 1568 total 1776 skew 0 clock 47.7KHz v: height 768 start 771 end 781 total 798 clock 59.8Hz 1360x768 (0x51) 72.0MHz +HSync -VSync h: width 1360 start 1408 end 1440 total 1520 skew 0 clock 47.4KHz v: height 768 start 771 end 781 total 790 clock 60.0Hz 1152x864 (0x52) 81.6MHz -HSync +VSync h: width 1152 start 1216 end 1336 total 1520 skew 0 clock 53.7KHz v: height 864 start 865 end 868 total 895 clock 60.0Hz 1024x768 (0x53) 65.0MHz -HSync -VSync h: width 1024 start 1048 end 1184 total 1344 skew 0 clock 48.4KHz v: height 768 start 771 end 777 total 806 clock 60.0Hz 800x600 (0x54) 40.0MHz +HSync +VSync h: width 800 start 840 end 968 total 1056 skew 0 clock 37.9KHz v: height 600 start 601 end 605 total 628 clock 60.3Hz 800x600 (0x55) 36.0MHz +HSync +VSync h: width 800 start 824 end 896 total 1024 skew 0 clock 35.2KHz v: height 600 start 601 end 603 total 625 clock 56.2Hz 640x480 (0x56) 25.2MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.5KHz v: height 480 start 490 end 492 total 525 clock 59.9Hz VGA1 disconnected (normal left inverted right x axis y axis) Identifier: 0x43 Timestamp: 3262720 Subpixel: unknown Clones: CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: DP1 disconnected (normal left inverted right x axis y axis) Identifier: 0x44 Timestamp: 3262720 Subpixel: unknown Clones: HDMI1 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: Broadcast RGB: Full supported: Full Limited 16:2 audio: auto supported: force-dvi off auto on HDMI1 connected 1920x1080+0+0 (0x165) normal (normal left inverted right x axis y axis) 160mm x 90mm Identifier: 0x45 Timestamp: 3262720 Subpixel: unknown Gamma: 1.0:1.0:1.0 Brightness: 1.0 Clones: DP1 CRTC: 1 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: EDID: 00ffffffffffff001e6d010001010101 0117010380a05a780aee91a3544c9926 0f5054a1080031404540614071408180 010101010101023a801871382d40582c 4500a05a0000001e662150b051001b30 40703600a05a0000001e000000fd003a 3e1e5310000a202020202020000000fc 004c472054560a202020202020200142 020322f14e109f041305140302122021 2215012615075009570767030c002000 801e011d8018711c1620582c250020c2 3100009e011d007251d01e206e285500 20c23100001e023a801871382d40582c 4500a05a0000001e011d00bc52d01e20 b8285540c48e2100001e000000000000 00000000000000000000000000000015 Broadcast RGB: Full supported: Full Limited 16:2 audio: auto supported: force-dvi off auto on 1920x1080 (0x165) 148.5MHz +HSync +VSync *current +preferred h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 67.5KHz v: height 1080 start 1084 end 1089 total 1125 clock 60.0Hz 1920x1080 (0x166) 148.5MHz +HSync +VSync h: width 1920 start 2448 end 2492 total 2640 skew 0 clock 56.2KHz v: height 1080 start 1084 end 1089 total 1125 clock 50.0Hz 1920x1080 (0x167) 74.2MHz +HSync +VSync h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 33.8KHz v: height 1080 start 1084 end 1089 total 1125 clock 30.0Hz 1920x1080 (0x168) 74.2MHz +HSync +VSync h: width 1920 start 2448 end 2492 total 2640 skew 0 clock 28.1KHz v: height 1080 start 1084 end 1089 total 1125 clock 25.0Hz 1920x1080 (0x169) 74.2MHz +HSync +VSync h: width 1920 start 2558 end 2602 total 2750 skew 0 clock 27.0KHz v: height 1080 start 1084 end 1089 total 1125 clock 24.0Hz 1920x1080i (0x16a) 74.2MHz +HSync +VSync Interlace h: width 1920 start 2448 end 2492 total 2640 skew 0 clock 28.1KHz v: height 1080 start 1084 end 1094 total 1125 clock 25.0Hz 1920x1080i (0x16b) 74.2MHz +HSync +VSync Interlace h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 33.8KHz v: height 1080 start 1084 end 1094 total 1125 clock 30.0Hz 1280x1024 (0x4d) 108.0MHz +HSync +VSync h: width 1280 start 1328 end 1440 total 1688 skew 0 clock 64.0KHz v: height 1024 start 1025 end 1028 total 1066 clock 60.0Hz 1360x768 (0x16c) 85.5MHz +HSync +VSync h: width 1360 start 1424 end 1536 total 1792 skew 0 clock 47.7KHz v: height 768 start 771 end 777 total 795 clock 60.0Hz 1152x864 (0x16d) 81.6MHz -HSync +VSync h: width 1152 start 1216 end 1336 total 1520 skew 0 clock 53.7KHz v: height 864 start 865 end 868 total 895 clock 60.0Hz 1280x720 (0x16e) 74.2MHz +HSync +VSync h: width 1280 start 1720 end 1760 total 1980 skew 0 clock 37.5KHz v: height 720 start 725 end 730 total 750 clock 50.0Hz 1280x720 (0x16f) 74.2MHz +HSync +VSync h: width 1280 start 1390 end 1430 total 1650 skew 0 clock 45.0KHz v: height 720 start 725 end 730 total 750 clock 60.0Hz 1440x576i (0x170) 27.0MHz -HSync -VSync Interlace h: width 1440 start 1464 end 1590 total 1728 skew 0 clock 15.6KHz v: height 576 start 580 end 586 total 625 clock 25.0Hz 1024x768 (0x53) 65.0MHz -HSync -VSync h: width 1024 start 1048 end 1184 total 1344 skew 0 clock 48.4KHz v: height 768 start 771 end 777 total 806 clock 60.0Hz 800x600 (0x54) 40.0MHz +HSync +VSync h: width 800 start 840 end 968 total 1056 skew 0 clock 37.9KHz v: height 600 start 601 end 605 total 628 clock 60.3Hz 720x576 (0x171) 27.0MHz -HSync -VSync h: width 720 start 732 end 796 total 864 skew 0 clock 31.2KHz v: height 576 start 581 end 586 total 625 clock 50.0Hz 720x480 (0x172) 27.0MHz -HSync -VSync h: width 720 start 736 end 798 total 858 skew 0 clock 31.5KHz v: height 480 start 489 end 495 total 525 clock 59.9Hz 640x480 (0x173) 25.2MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.5KHz v: height 480 start 490 end 492 total 525 clock 60.0Hz 640x480 (0x56) 25.2MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.5KHz v: height 480 start 490 end 492 total 525 clock 59.9Hz 640x480 (0x174) 25.2MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.5KHz v: height 480 start 489 end 492 total 525 clock 59.9Hz 720x400 (0x175) 28.3MHz -HSync +VSync h: width 720 start 738 end 846 total 900 skew 0 clock 31.5KHz v: height 400 start 412 end 414 total 449 clock 70.1Hz